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Old 06-16-2019, 03:29 PM   #31
AlexanderHowl
 
Join Date: Feb 2016
Default Re: Sol-1 [Infinite Worlds]

Quote:
Originally Posted by adm View Post
Good point on the subsidies, the weight however would still be a factor on cost to orbit.
Not when the solar panels are produced on the Moon and assembled at the L4/L5 colonies. The only lift costs after the setup of the lunar mines are for the people who you send to the Moon and the L4/L5 colonies and any supplies that they cannot produce up there. With the cost of $300 per kg from the reusable SM+10 TL7 rockets described in the previous posts, you are probably talking about a launch cost of $400 billion per year by 2020 to support a $4 trillion per year space industry.
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